To cite package ‘isoreader2’ in publications use:

  Kopf S (2026). _isoreader2: Read Stable Isotope Data Files_. R
  package version 0.6.1,
  <https://CRAN.R-project.org/package=isoreader2>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {isoreader2: Read Stable Isotope Data Files},
    author = {Sebastian Kopf},
    year = {2026},
    note = {R package version 0.6.1},
    url = {https://CRAN.R-project.org/package=isoreader2},
  }